80384421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1307}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 123056640

約数和(自身を除く): 42672219

約数列:

[1, 3, 13, 19, 39, 57, 83, 247, 249, 741, 1079, 1307, 1577, 3237, 3921, 4731, 16991, 20501, 24833, 50973, 61503, 74499, 108481, 322829, 325443, 968487, 1410253, 2061139, 4230759, 6183417, 26794807, 80384421]

約数ペア:

[(1, 80384421), (3, 26794807), (13, 6183417), (19, 4230759), (39, 2061139), (57, 1410253), (83, 968487), (247, 325443), (249, 322829), (741, 108481), (1079, 74499), (1307, 61503), (1577, 50973), (3237, 24833), (3921, 20501), (4731, 16991)]